<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
  <link rel="stylesheet" href="./lib/bootstrap.css" />
  <script src="./lib/jquery.js"></script>
</head>

<body style="padding: 15px;">
  <!-- 添加图书的Panel面板 -->
  <div class="panel panel-primary">
    <div class="panel-heading">
      <h3 class="panel-title">添加新图书</h3>
    </div>
    <div class="panel-body form-inline">

      <div class="input-group">
        <div class="input-group-addon">书名</div>
        <input type="text" class="form-control" id="iptBookname" placeholder="请输入书名">
      </div>

      <div class="input-group">
        <div class="input-group-addon">作者</div>
        <input type="text" class="form-control" id="iptAuthor" placeholder="请输入作者">
      </div>

      <div class="input-group">
        <div class="input-group-addon">出版社</div>
        <input type="text" class="form-control" id="iptPublisher" placeholder="请输入出版社">
      </div>

      <button id="btnAdd" class="btn btn-primary">添加</button>

    </div>
  </div>


  <!-- 图书的表格 -->
  <table class="table table-bordered table-hover">
    <thead>
      <tr>
        <th>Id</th>
        <th>书名</th>
        <th>作者</th>
        <th>出版社</th>
        <th>操作</th>
      </tr>
    </thead>
    <tbody id="tb"></tbody>
  </table>

  <script>
    $(function () {
      // 获取图书列表数据
      function getBookList() {
        $.get('http://www.liulongbin.top:3006/api/getbooks', function (res) {
          if (res.status !== 200) return alert('获取数据失败！')

          var rows = []
          $.each(res.data, function (i, item) {
            rows.push('<tr><td>' + item.id + '</td><td>' + item.bookname + '</td><td>' + item.author + '</td><td>' + item.publisher + '</td><td><a href="javascript:;" class="del" data-id="' + item.id + '">删除</a></td></tr>')
          })
          $('#tb').empty().append(rows.join(''))
        })
      }

      getBookList()

      /* $('.del').on('click', function () {
        console.log('ok')
      }) */

      // 通过代理的方式为动态添加的元素绑定点击事件
      $('tbody').on('click', '.del', function () {
        var id = $(this).attr('data-id')
        $.get('http://www.liulongbin.top:3006/api/delbook', { id: id }, function (res) {
          if (res.status !== 200) return alert('删除图书失败！')
          getBookList()
        })
      })

      $('#btnAdd').on('click', function () {
        var bookname = $('#iptBookname').val().trim()
        var author = $('#iptAuthor').val().trim()
        var publisher = $('#iptPublisher').val().trim()
        if (bookname.length <= 0 || author.length <= 0 || publisher.length <= 0) {
          return alert('请填写完整的图书信息！')
        }

        $.post('http://www.liulongbin.top:3006/api/addbook', { bookname: bookname, author: author, publisher: publisher }, function (res) {
          if (res.status !== 201) return alert('添加图书失败！')
          getBookList()
          $('#iptBookname').val('')
          $('#iptAuthor').val('')
          $('#iptPublisher').val('')
        })
      })
    })
  </script>

</body>

</html>